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Oil & Gas
| Tue 12 May 2026
Beijing, May 13 -- State Intellectual Property Office of China has received China University of Petroleum, East China patent application for Cold and Hot Automatic One-way Transportation and Storage Enclosure Device Based on Hot Diodes and Regulation and Control Method Thereof. Zhang Yelin, Zhang Yu, Xu Chunwen, Tang Jianfeng an..
Oil & Gas
| Tue 12 May 2026
Beijing, May 13 -- China University of Petroleum, Beijing has sought patent for Anti-collision Drill Bit for Ocean Cluster Well and Drilling Method. This invention was developed by Chen Xuyue, Jin Ming, Yang Qiqi, Yang Yangyang, Yang Jin, Gao Deli, Zeng Jun, Wu Changqi and Chen Tianyu.
The patent application number is CN2025114..
Oil & Gas
| Tue 12 May 2026
Beijing, May 13 -- PetroChina has submitted a patent application for Plug-in Type Synchronous Injection and Collection Pipe Column. This invention was developed by Ye Qinyou, Huang Hui, Sun Liying, Shen Qiaochu, Yang Xingguo, Liu Yazhen, Zhang Guoshan, Zhang Bin, Xu Gege and Han Yingda.
The patent application number is CN202410..
Oil & Gas
| Tue 12 May 2026
Geneva, May 13 -- China University of Petroleum Beijing has applied WIPO patent for Ionic Liquid Catalyst and Preparation Method Therefor, Methyl Methylcarbamate and Preparation Method Therefor, Preparation System, and Use. Yang Ke and Jiao Fangjun developed it.
The patent application number is WO2025CN131193 20251030. The pate..
Oil & Gas
| Tue 12 May 2026
Geneva, May 13 -- World Intellectual Property Organization has received Halliburton Energy Services patent application for a Lost-circulation Material Made from Inorganic, Recycled Roofing Materials. Morgan Ronnie Glen and Jones Paul J developed the invention.
The patent application number is WO2024US55617 20241113. The patent ..
Oil & Gas
| Tue 12 May 2026
Geneva, May 13 -- Halliburton Energy Services has submitted a patent application for Intelligent Screen Out Mitigation. This invention was developed by Karale Chaitanya Mallikarajun and Bogle Elijah Sterling.
The patent application number is WO2024US55752 20241113. The patent publication number is WO2026095963 (A1). Internation..
Oil & Gas
| Tue 12 May 2026
Geneva, May 13 -- Halliburton Energy Services has submitted a patent application for Safety Controls for Electrical Submersible Pump Systems. This invention was developed by Mansir Hassan and Badawi John.
The patent application number is WO2024US56441 20241118. The patent publication number is WO2026095964 (A1). International P..
Oil & Gas
| Tue 12 May 2026
Geneva, May 13 -- World Intellectual Property Organization has published Halliburton Energy Services patent application for Downhole Tool Employing a Thermoelectric Generator to Increase or Decrease a Rate of Reaction of a Hydrolysis of an Expandable Metal. The invention was developed by Dave Jalpan Piyush, Dachepally Nithin Kum..
Oil & Gas
| Tue 12 May 2026
Geneva, May 13 -- Halliburton Energy Services has submitted a patent application for Downhole Tool Employing a Radioisotope Heater Unit or Radioisotope Generator to Increase or Decrease a Rate of Reaction of a Hydrolysis of an Expandable Metal. This invention was developed by Dave Jalpan Piyush, Dachepally Nithin Kumar Gupta, So..
Oil & Gas
| Tue 12 May 2026
Geneva, May 13 -- World Intellectual Property Organization has released Halliburton Energy Services patent application for Downhole Tool Employing a Flow Based Generator to Increase or Decrease a Rate of Reaction of a Hydrolysis of an Expandable Metal. This invention was developed by Dachepally Nithin Kumar Gupta, Muruganandam R..
Oil & Gas
| Tue 12 May 2026
Geneva, May 13 -- World Intellectual Property Organization has published Halliburton Energy Services patent application for H-bridge-based Solenoid. The invention was developed by Vehra Imran Sharif and Popescu Lucian.
The patent application number is WO2025US37992 20250717. The patent publication number is WO2026096017 (A1). I..
Oil & Gas
| Tue 12 May 2026
Geneva, May 13 -- Chevron USA has filed a patent application for Catalytic Conversion of Light Hydrocarbons. This invention was developed by Ouyang Xiaoying, Luo Huping, Kuperman Alexander, Lane Christopher and Deppe Gordon.
The patent application number is WO2025US39881 20250730. The patent publication number is WO2026096024 (..
Oil & Gas
| Tue 12 May 2026
Geneva, May 13 -- Chevron USA has applied WIPO patent for Process and System for Converting Solid Carbon-based Feedstocks to Hydrocarbons and Coke Utilizing a Coke Drum. Khademi Mahdi, Anshumali Anshu and Timken Hye-kyung developed it.
The patent application number is WO2025US40638 20250805. The patent publication number is WO2..
Oil & Gas
| Tue 12 May 2026
Geneva, May 13 -- World Intellectual Property Organization has released Baker Hughes Oilfield Operations patent application for Method of Improving Performance of Relative Permeability Modifiers. This invention was developed by Bestaoui-spurr Naima and Singh Akshaya.
The patent application number is WO2025US45578 20250909. The ..
Oil & Gas
| Tue 12 May 2026
Geneva, May 13 -- Weatherford Technology has submitted a patent application for V-packing Utilizing Polyarylether Ketone Seal Elements. Weintraub Preston N developed the invention.
The patent application number is WO2025US47013 20250918. The patent publication number is WO2026096107 (A1). International Patent Classification cod..
Oil & Gas
| Wed 13 May 2026
Geneva, May 13 -- World Intellectual Property Organization has published Entegris patent application for Exchange Resins for Impurity Removal. The invention was developed by Brown Christopher, Sarmiento Arellano Janeth C and Rezaei Sepideh.
The patent application number is WO2025US53199 20251029. The patent publication number i..
Oil & Gas
| Wed 13 May 2026
Geneva, May 13 -- Chevron USA has applied WIPO patent for Bimetallic Ssz-91 Catalysts for Renewable Applications. Guan Erjia, Maesen Theodorus Ludovicus Michael, Lei Guan-dao, Zhang Yihua and Trevino Horacio developed it.
The patent application number is WO2025US53512 20251031. The patent publication number is WO2026096888 (A1)..
Oil & Gas
| Wed 13 May 2026
Beijing, May 13 -- State Intellectual Property Office of China has published PetroChina patent application for Anti-airlock Low-leakage Oil Well Pump. The invention was developed by Zhang Hui, Yao Jinhang, Wang Xiaomeng, Lei Derong, Wu Zhou, Li Huan, Zhang Jianwen, Huang Xiaodong, Xue Jin and Cheng Zhuang.
The patent applicatio..
Oil & Gas
| Wed 13 May 2026
Beijing, May 13 -- State Intellectual Property Office of China has released China University of Petroleum, East China patent application for Oil-soluble Cobalt-molybdenum Bimetallic Composite Deoxidizer as Well as Preparation Method and Application Thereof. This invention was developed by Chai Yongming, Han Zhaohao, Liu Bin, Tia..
Oil & Gas
| Wed 13 May 2026
Beijing, May 13 -- State Intellectual Property Office of China has received Northeast Petroleum University patent application for Metal Organic Catalyst and Method for Catalytic Synthesis of PAO Base Oil by Using Metal Organic Catalyst. Li Cuiqin, Li Feng, Hu Jingyuan, Wang Zhaorui, Wang Jun, Chen Liduo, Huo Hongliang, Ma Lili, ..
Oil & Gas
| Wed 13 May 2026
Beijing, May 13 -- China University of Petroleum, East China has filed a patent application for Cleaning Method for Epoxy Resin Pouring Mold. This invention was developed by Miao Yuanji, Huang Lumeng, Zhang Yanting, Chen Zhu and Shen Rong.
The patent application number is CN202511788267 20251201. The patent publication number i..
Oil & Gas
| Wed 13 May 2026
Beijing, May 13 -- State Intellectual Property Office of China has published PetroChina patent application for Preparation Method for Improving Hydroxyl Value of Liquid Rubber. The invention was developed by Wang Feng, Dong Jing, Li Xu, Li Fuchong, Cong Rixin, Wang Qinfang, Li Weitian, Ren Hai'ou, Zhang Wang and Tao Huiping.
Th..
Oil & Gas
| Wed 13 May 2026
Beijing, May 13 -- China University of Petroleum, East China has applied Chinese patent for Temperature-sensitive Acid Thickening Agent for Carbonate Rock Thermal Storage Acid Fracturing as Well as Preparation and Application of Temperature-sensitive Acid Thickening Agent. Qi Ning, Liu Zeyu, Jiang Ping, Li Aihua, Zheng Yufan, Wa..
Oil & Gas
| Wed 13 May 2026
Beijing, May 13 -- State Intellectual Property Office of China has released China University of Petroleum, East China patent application for Preparation Method and Electrochemical Application of High-entropy MOF-GO Nanosheet. This invention was developed by Li Ziyi, Wang Yongxin, Xu Ben and Sun Daofeng.
The patent application..
Oil & Gas
| Wed 13 May 2026
Beijing, May 13 -- China University of Petroleum, Beijing has submitted a patent application for Method and System for Giving Consideration to Negative Carbon Pyrolysis of Oil Product and Conversion and Utilization of Carbon Dioxide. This invention was developed by Lan Xingying, Yue Ziqian, Zhao Yunpeng, Xu Pengyu, Song Dashan, ..
Oil & Gas
| Wed 13 May 2026
Beijing, May 13 -- State Intellectual Property Office of China has received China University of Petroleum, Beijing patent application for Separation Method and Separation Device for Aromatic Hydrocarbons and Alkanes in Straight-run Diesel Oil. Zhao Liang, Gao Jinsen, Li Jun, Zhang Yuhao, Liu Dongyang and Xu Chunming developed th..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- China Petroleum & Chemical, Sinopec Dalian Res Institute Petroleum & Petrochemicals Co Ltd and Dalian University of Technology have filed a patent application for Plate-type Reactor for Synthesizing Hydrogen Peroxide and Application of Plate-type Reactor. This invention was developed by Yi Yanhui, Li Dongxing,..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- China Petroleum & Chemical and Sinopec Dalian Res Institute Petroleum & Petrochemicals Co Ltd have submitted a patent application for Multi-stage Coalescence Cyclone Separation Device and Method. Su Xin, Liu Zhiyu, Gao Feng, Yu Ying and Jiang Yang developed the invention.
The patent application number is CN..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Institute have sought patent for Multi-scale Digital Core Structure Characterization Method and Device, Medium and Electronic Equipment. This invention was developed by Yang Haiyuan, Yu Lingjie, Bao Fang, Rui Xiaoqing, Liu Youxiang and Zho..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Institute have applied Chinese patent for Determination Method and Device for Deep-ultra-deep Oil Gas Enrichment Area and Medium. Zhang Rongqiang, Jin Xiaohui, Sun Dongsheng, Zhou Bo and Zhang Zhongpei developed it.
The patent applicati..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Institute have submitted a patent application for High-temperature-resistant Wiring Device and Underground Electric Heater. This invention was developed by Zeng Hao, Yang Lihong, Su Jianzheng, Huang Zhiwen, Wu Junwen and Wang Yuanqing.
..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- China Petroleum & Chemical and Sinopec Dalian Res Institute Petroleum & Petrochemicals Co Ltd have sought patent for Preparation Method of Pb-modified Iron-chromium Flow Battery Graphite Felt Electrode. This invention was developed by Zhang Lijie, Zhang Ying, Ye Han, Cao Zhongqi and Li Xiaoxuan.
The patent ..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- China Petroleum & Chemical and Sinopec Dalian Res Institute Petroleum & Petrochemicals Co Ltd have submitted a patent application for Preparation Method of Bi-loaded Graphite Felt Electrode. This invention was developed by Zhang Lijie, Zhang Ying, Ye Han, Cao Zhongqi and Li Xiaoxuan.
The patent application ..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- China Petroleum & Chemical and Sinopec Dalian Res Institute Petroleum & Petrochemicals Co Ltd have submitted a patent application for Preparation Method of Negative Electrode Material for Lithium Ion Battery. Zhang Xinyue, Zhang Yuanyuan, Chu Renqing, Guo Dan and Liu Xingyu developed the invention.
The pate..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- China Petroleum & Chemical, Sinopec Shanghai Petrochemical Res Institute Co Ltd and Tsinghua University have submitted a patent application for Microchannel System and Method for Continuously Synthesizing N-vinyl Compound. Chu Bozhao, Zhong Siqing, Liu Haoxin, Cheng Yi, Mu Yao and Fan Jiahe developed the inven..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- China Petroleum & Chemical and Sinopec Shanghai Petrochemical Res Institute Co Ltd have submitted a patent application for Microchannel Device and System, Application of Microchannel Device and System and Method for Preparing Epsilon-caprolactone Without Catalysis. This invention was developed by Wang Ju, Chu ..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- PetroChina and Qingdao University have submitted a patent application for Waste Plastic Pyrolysis Dechlorinating Agent and Preparation Method Thereof. This invention was developed by Lei Junwei, Ge Shaohui, Zhang Zhanquan, Hou Yuandong, Du Hui, Zhang Tao, Chen Zhaojun, Gao Ruitong, Ju Yana and Guo Rong.
The..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- China Petroleum & Chemical and Sinopec Northwest Oil Field have submitted a patent application for Method and Product for Calculating Nitrogen-driven Reserves of Fractured-vuggy Reservoir and Application. This invention was developed by Guo Chen, Yang Debin, Zeng Qingyong, Zhu Lele, Xie Shuang and Li Jikang.
..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- Daqing Oilfield and PetroChina have submitted a patent application for Method for Evaluating Natural Gas Extraction Amount and Residual Amount of Deep Organic-matter-rich Reservoir. Yang Liang, Lu Jiamin, Sun Lidong, Liu Jiajun, Li Xiaomei, Li Guozheng, Xu Yan, Liu Hongyan, Di Jiaxiang, Hu Bo, Shi Lidong, Xu J..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- China Petroleum & Chemical and Sinopec Petroleum Engineering Tech Research Institute Co Ltd have submitted a patent application for Construction Method of Working Condition Prediction Model and Working Condition Prediction Method. This invention was developed by Hu Zhiqiang, Zhang Huawei, Xiao Chao and Yu Ling..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Inst have submitted a patent application for Surfactant Emulsification Behavior Characterization Method and Device, Storage Medium and Processor. This invention was developed by Wang Rui, Xu Guanli, Ma Tao, Zhang Li, Yu Hongmin and Liu Pin..
Oil & Gas
| Mon 11 May 2026
Munich, May 12 -- Services Petroliers Schlumberger and Schlumberger Technology have sought patent for Systems and Methods for Enhancing Wireline Conveyance Modeling in Wireline Conveyance Using Physics-informed Neural Network. This invention was developed by Wang Jiacheng and Baklanov Nikolay.
The patent application number is..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Institute have sought patent for Gas Storage Geographic Coordinate Conversion Method and System. This invention was developed by Mi Lidong and Zeng Daqian.
The patent application number is CN202410885690 20240703. The patent publication..
Oil & Gas
| Mon 11 May 2026
Beijing, May 12 -- Sinopec Group and Sinopec Tenth Construction have applied Chinese patent for Welding Data Transmission Method and System Based on Quantum Encryption Technology. Wang Yinfei, Wei Jiabin, Liu Jianguo and Wang Jubo developed it.
The patent application number is CN202511753223 20251126. The patent publication n..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- China Petroleum & Chemical and Sinopec Shanghai Petrochemical Res Institute Co Ltd have applied Chinese patent for Precious Metal Catalyst, Preparation Method and Application Thereof, Catalytic Purification Catalyst and Catalytic Oxidation Method. Du Chenhao, Chen Hangning, Xu Dandan and Zheng Yuyuan developed..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- China Petroleum & Chemical and Sinopec Beijing Chemical Research Institute Co Ltd have applied Chinese patent for Composite Pervaporation Desalination Membrane as Well as Preparation Method and Application Thereof. Zhao Guoke, Tang Gongqing, Liu Yiqun, Sun Jie, Zhang Yang, Pan Guoyuan and Yu Hao developed it.
..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- Daqing Oilfield and PetroChina have applied Chinese patent for Method and Device for Determining Oil Price Limit of Popularization Benefit of Chemical Flooding Block. Zhang Xueling, Tu Guangyu, Bai Yongwang, Wang Zhixin, Wang Tianzhi and Sun Hongguo developed it.
The patent application number is CN202410884..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- State Intellectual Property Office of China has released China Petroleum & Chemical, Sinopec Dalian Res Inst Petroleum & Petrochemicals Co Ltd and Dalian University of Technology patent application for Electrode-optimized Plate Reactor and Application Thereof in Synthesis of Hydrogen Peroxide. This invention w..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Shanghai Petrochemical Res Institute Co Ltd patent application for Mixing Channel Structure, Mixing Device, Liquid-liquid Mixing Method and Application. Chu Bozhao, Liu Haoxin, Zhong Siqing and Ma Jun developed the ..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Dalian Res Inst Petroleum & Petrochemicals Co Ltd patent application for Flower-like Microsphere Vox/c Material as Well as Preparation Method and Application Thereof. The invention was developed by Liu Ying, Song L..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- State Intellectual Property Office of China has released Daqing Oilfield and PetroChina patent application for Video Abnormal Behavior Identification Method and Device Based on Deep Learning. This invention was developed by Guan Dongbei, Li Haifeng, Dai Zhiguo, Wu Guang, Feng Lina, Liu Guozhen, Guo Guanghui, L..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- State Intellectual Property Office of China has released Oil & Gas Survey Cgs and China University of Petroleum, Beijing patent application for Method for Calculating Gas Storage Capacity of Aquifer Gas Storage. This invention was developed by Zhou Zhi, Hu Zhifang, Jiang Zhenxue, Xu Guihong, Chen Shan, Zhou Hu..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- State Intellectual Property Office of China has released Daqing Oilfield and PetroChina patent application for Tight Gas Reservoir Prediction Method for Calculating Formation Pressure Based on Basin Simulation. This invention was developed by Sun Lidong, Lu Jiamin, Yang Liang, Li Xiaomei, Liu Jiajun, Cai Zhuan..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Yangzi Petrochemical patent application for Px Gas Phase Oxidation Product Trapping Method. This invention was developed by Li Zezhuang, Liu Jingwei, Xu Jun, Ma Zhonglin, Yang Lihua and Zhao Juan.
The patent appl..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- PetroChina has submitted a patent application for Bipolar Plate and Fuel Cell. This invention was developed by Chen Ziqi, Fang Feifei, Liu Shizhen, Yang Jie, Zeng Yue, Xia Bowen, Lee Kyung-hoon and Xiao Haicheng.
The patent application number is CN202410889716 20240703. The patent publication number is CN1212..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- State Intellectual Property Office of China has released Dalian Institute of Chemical Physics, Chinese Academy of Sciences patent application for Gas Diffusion Layer and Preparation Method Thereof. This invention was developed by Chen Zhongwei, Wang Yanqiang, Zhang Yining and Chen Ruiting.
The patent applic..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- China University of Petroleum, East China has applied Chinese patent for Method for Constructing Heavy Component Average Molecular Structure of Heavy Oil. Zhang Jun, Peng Hui, Ma Haoyu, Yuan Haoqiang, Li Zhen and Yan Youguo developed it.
The patent application number is CN202511831465 20251208. The patent pub..
Oil & Gas
| Tue 12 May 2026
Bern, May 12 -- Swiss Federal Institute of Intellectual Property has received Mueller Drm AG patent application for Filter Element for Separating Solids from Liquids and Gases. Ivo Schumacher, Urs Moser and Philipp Rüegg developed the invention.
The patent application number is CH20200001460 20201116. The patent publication ..
Oil & Gas
| Mon 11 May 2026
Munich, May 12 -- European Patent Office has published Services Petroliers Schlumberger and Schlumberger Technology patent application for High Frequency Injection for Breaking Energy Dissipation. The invention was developed by Sok David, Mizzon Federico and Zoric Ivan.
The patent application number is EP20230947785 20230731...
Oil & Gas
| Mon 11 May 2026
Munich, May 12 -- European Patent Office has released Services Petroliers Schlumberger and Geoquest System BV patent application for Electrolyzer Modeling and Operation. This invention was developed by Sarawagi Anshuman, Arthur Christopher James and Mottaghi-tabar Sogol.
The patent application number is EP20240740709 20240614..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- PetroChina has sought patent for Shallow Surface Geologic Body Structure Recovery Method and Device Combined with Multi-source Information. This invention was developed by Zeng Qihong, Ma Zhiguo, Shen Jinli, Wang Wenzhi, Wang Guihong, Xing Xuewen and Liu Song.
The patent application number is CN202410872312 2..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- China University of Petroleum, East China has sought patent for Dynamic Blurred Image Feature Point and Pose Detection Method. This invention was developed by Song Tonglin, Hu Guoqing and Yang Zhiben.
The patent application number is CN202511860622 20251211. The patent publication number is CN121280530 (A). I..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- Chengdu Shengyuan Gas Co Ltd has submitted a patent application for Inflation Early Warning Device for Lift-off Balloon. Sun Shuxia developed the invention.
The patent application number is CN202511440318 20251010. The patent publication number is CN121281192 (A). International Patent Classification codes a..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- Shanghai Jinjihui Tech Co Ltd has submitted a patent application for Smoke and Gas Collaborative Early Warning System and Method Based on Multi-source Perception and Intelligent Decision. Shi Dakun, Wu Xindi and Guan Chenghe developed the invention.
The patent application number is CN202511382981 20250926. ..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- Kunlun Shuzhi Tech Co Ltd and China National Petroleum have submitted a patent application for Model Training Method and Violation Behavior Prediction Method. This invention was developed by Zhang Kaiyuan, Shen Yu, Sun Shisheng, Zhang Qihao, Yuan He, Zhang Zhongjie, Zhang Dunjian and Fan Jing.
The patent ap..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- China University of Petroleum, East China has submitted a patent application for Underwater Image Enhancement Method Based on Multiple Attention Mechanisms. Gao Shaoshu, Jiao Guangsen, Li Jiaying and Qin Xu developed the invention.
The patent application number is CN202511454100 20251013. The patent publicati..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- State Intellectual Property Office of China has published China Oilfield Services patent application for Offshore Oilfield Ccus Pilot Test Technological Process Design Method. The invention was developed by Huang Jie, Feng Shijia, Liu Dongwei, Lu Yan, Zhang Xinping, Hua Zejun and Xue Xianbo.
The patent appl..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- State Intellectual Property Office of China has received PetroChina patent application for Page Session Interaction Method and Device for Operation Safety Approval, Equipment and Medium. Zhao Yurun, Gong Jianhua, Yang Kege, Tan Bin, Qian Cheng and Yue Song developed the invention.
The patent application numbe..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- Chengdu Rock Petroleum Co Ltd has submitted a patent application for Intelligent Selecting and Transmitting Device for Oil and Gas Well and Control Method. This invention was developed by Ren Wanmeng, Zhang Zhengxu and Li Su.
The patent application number is CN202511844069 20251209. The patent publication n..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- China University of Petroleum, East China has sought patent for Semi-supervised Hough Decision Tree Classification Method for Unbalanced Data Flow. This invention was developed by Liu Guiying, Jiao Botao, Guo Yinan, Wang Di, Zhang Kai, Zhang Liming and Wu Yuyuan.
The patent application number is CN20251139628..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- State Intellectual Property Office of China has published Jiangsu Guanggang Gas Jingshen Small Molecular Storage Gas Co Ltd patent application for Salt-cavern Gas Storage Operation Stability Test Method and Application. The invention was developed by Deng Tao, Liu Jixiong and Liang Chan.
The patent applicat..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- PetroChina has submitted a patent application for Method and Device for Determining Residual Oil Saturation of Horizontal Well After Compact Conglomerate Volume Fracturing. This invention was developed by Zhang Jigang, Qin Jianhua, Tan Long, Zhang Jing, Song Ping, Deng Zhenlong, Feng Yueli, Cui Chenguang, Liu ..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- Cnpc Xibu Drilling Eng Co Ltd and China National Petroleum have submitted a patent application for Drilling Falling Block Homing Method and Device Based on Mineral Data, Electronic Equipment and Storage Medium. This invention was developed by Bian Gaofeng, Li Li, Li Xiubin, Liang Xiaofei, Zhang Xiaohu, Li Huai..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- Huaneng Qingyang Coal and Electricity and Huaneng Clean Energy Res Institute have applied Chinese patent for Method and Device for Optimizing Geological Storage and Injection Strategy of Carbon Dioxide. Liu Zhiwen, Zhao Wentao, Nie Yaowu, Zhao Jingchao, Hou Huixiang, Jing Tieya, Duo Lingjuan and Zhang Jian dev..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- China Oilfield Services has applied Chinese patent for Method and Device for Determining Soaking Time of Multistage Fractured Horizontal Well After Fracturing. Qiao Runwei, Liu Huisheng, Wang Jinwei, Wang Fei, Yang Hao, Liu Daojie, Shang Yongtao, Zhang Yafei, Liang Yongxing and Yuan Yufeng developed it.
The..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- State Intellectual Property Office of China has received PetroChina patent application for Air-tight Seal Thread Sealing Performance Evaluation Method, Thread Optimal Selection Method and System. Wang Shuai, Zhang Lin, Tang Geng, Gong Hao, Lu Linfeng and Zhu Dajiang developed the invention.
The patent applica..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- State Intellectual Property Office of China has received China National Petroleum and China Petroleum Logging Co Ltd patent application for Compensated Neutron Logging Instrument Environment Correction Chart Generation Method and Device. An Lyuxing, Yue Aizhong, Chen Hui, Jiang Liming, Jia Zhanjun, Luo Qingfen..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- PetroChina has applied Chinese patent for Casing Deformation Prediction Method, System and Equipment. Li Juan, Tang Qing, Yang Tao, Kong Xianyong, Shao Yang, Li Fuli, Lin Lili and Liang Xiaolei developed it.
The patent application number is CN202410884661 20240703. The patent publication number is CN121278897..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- China University of Petroleum, East China has sought patent for Deep High-temperature Rock Statistical Damage Constitutive Model Construction Method. This invention was developed by Tokikata, Gong Wuzhen, Huang Wei'an, Huang Xianbin, Li Jian, Fu Li, Ding Jiping and Jiang Shu.
The patent application number is ..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- Huaneng Qingyang Coal and Electricity and Huaneng Clean Energy Res Institute have submitted a patent application for Pipeline Conveying Scheme Feasibility Analysis Method in Carbon Dioxide Geological Storage Project. This invention was developed by Yin Long, Jing Tieya, Wang Dalong, Zhao Wentao, Su Xingping, Z..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- Nanzhi Chongqing Energy Tech Co Ltd has submitted a patent application for Multi-dimensional Visual Display Method and System for Oil and Gas Field Environmental Protection Data. This invention was developed by Huang Youwei.
The patent application number is CN202511467563 20251014. The patent publication nu..
Oil & Gas
| Mon 11 May 2026
Munich, May 12 -- European Patent Office has released Entegris patent application for Semiconductor Manufacturing Source Precursor Delivery System. This invention was developed by Guan Weihang, Barolli Sanado, Tang Ying, Jones Edward E, Murthi Kavita R and Kay Sharona R.
The patent application number is EP20240832816 20240625. ..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- State Intellectual Property Office of China has received PetroChina patent application for Fischer-tropsch Catalyst as Well as Preparation Method and Application Thereof. Meng Shanru, Lou Shujie, Yang Yongjia, Xu Haonan, He Yeheng, Xiao Haicheng, Wang Zongbao, Lu Yuying, Lee Kyung-hoon and Wang Jingyuan develo..
Oil & Gas
| Tue 12 May 2026
Buenos Aires, May 12 -- The Argentine Patent Office has received Halliburton Energy Services patent application for Ensamblaje De Pasador De Arrastre Cizallable. Patil Ishwar Dilip, Dharne Avinash Gopal, Helms Lonnie Carl, Acosta Villarreal Frank Vinicio and Desai Priyanshkumar Prashantkumar developed the invention.
The patent ..
Oil & Gas
| Tue 12 May 2026
Buenos Aires, May 12 -- Halliburton Energy Services has submitted a patent application for Método Y Aparato Para La Orientación De Cargas Premoldeadas. This invention was developed by Wood Stuart Michael, Walters Darren Philip and Kinter Matthew.
The patent application number is AR2022P101183 20220505. The patent publicatio..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- State Intellectual Property Office of China has released SINOPEC Guangzhou Engineering patent application for Oil Gas Distribution Cylinder, Radial Reactor and Application. This invention was developed by Kou Xiao, Wang Fahui, Feng Wei, Xu Youchun, Dong Haifang, Chao Junrui, Sun Xiaojuan, Zhang Zhongyan, Wang ..
Oil & Gas
| Mon 11 May 2026
Beijing, May 12 -- State Intellectual Property Office of China has released Xi'an Weidongli Health Man Co Ltd patent application for Method and Device for Permanently Sealing Multilayer Composite Structure of Liquid Nitrogen Tank with Built-in Cells. This invention was developed by Liu Zhe.
The patent application number is CN..
Oil & Gas
| Mon 11 May 2026
Munich, May 12 -- Halliburton Energy Services has submitted a patent application for Carbon Sequestration Monitoring by Mineral Reaction Extent Monitoring. This invention was developed by Jones Christopher Michael, Chen Songhua, Fouda Ahmed Elsayed, Leblanc Michel and Saada Mahmoud Helmy.
The patent application number is EP2023..
Oil & Gas
| Mon 11 May 2026
Munich, May 12 -- European Patent Office has received Saudi Arabian Oil patent application for Methods and Systems for Differentiating Different Types of Fluids in a Fluid Stream. Younger Rae Andrew and Bukhamseen Ahmed Yasin developed the invention.
The patent application number is EP20240743948 20240621. The patent publicatio..
Oil & Gas
| Mon 11 May 2026
Munich, May 12 -- Weatherford Technology has submitted a patent application for Hydraulics Model Utilization in Well Operations. Koithan Thomas H and Brana Jose D developed the invention.
The patent application number is EP20240734114 20240530. The patent publication number is EP4735729 (A1). International Patent Classification..
Oil & Gas
| Mon 11 May 2026
Munich, May 12 -- Welltec has submitted a patent application for Downhole Wireline Tool. Borg Peder Løkke and Andersen Tomas Sune developed the invention.
The patent application number is EP20240738250 20240628. The patent publication number is EP4735725 (A1). International Patent Classification codes are E21B29/00 and E21B4/0..
Oil & Gas
| Mon 11 May 2026
Munich, May 12 -- Welltec has filed a patent application for Downhole Wireline Tool. This invention was developed by Andersen Tomas Sune.
The patent application number is EP20240738249 20240628. The patent publication number is EP4735724 (A1). International Patent Classification codes are E21B29/00, E21B4/00 and F16H1/32. Coope..
Oil & Gas
| Mon 11 May 2026
Munich, May 12 -- Entegris has submitted a patent application for High Purity Molybdenum-containing Precursors and Related Systems and Methods. This invention was developed by Reynolds III Joseph E, Watson Michael, Hendrix Bryan C, Moghaddam Sara, Dion Devon N, Garrett Benjamin R, Waldfried Carlo and Warke Virendra.
The paten..
Oil & Gas
| Tue 12 May 2026
Beijing, May 12 -- Peric Special Gases has submitted a patent application for Electronic Mixed Gas Distribution System and Method for Passivating and Uniformly Mixing Intermediate Storage Tank. Hao Haochi, Yan Yun, Li Haotian, Qi Hang, Na Feng, Wang Yue and Zhang Yanyuan developed the invention.
The patent application number ..
Oil & Gas
| Tue 12 May 2026
Buenos Aires, May 12 -- Halliburton Energy Services has applied Argentine patent for Slide-rotate Ratio Mode Optimization for Mud Motor Trajectory Control. Wu Jian, Darbe Robert P, Demirer Nazli and Pho Vy developed it.
The patent application number is AR2022P100880 20220407. The patent publication number is AR125664 (A1). Inte..
Oil & Gas
| Tue 12 May 2026
Munich, May 12 -- OneSubsea has submitted a patent application for Subsea Hydraulically Actuated Electrical Isolator. Askeland Audun Magne and Grytdal Andreas developed the invention.
The patent application number is EP20250212415 20251030. The patent publication number is EP4738629 (A1). International Patent Classification c..
Oil & Gas
| Mon 11 May 2026
Munich, May 12 -- European Patent Office has published Saudi Arabian Oil patent application for Method to Generate Salinity Curves for Evaporite Production Modeling in Peritidal Carbonate Platforms. The invention was developed by Wang Xiaoxi, Lu Peng and Zuhlke Rainer.
The patent application number is EP20230942953 20230630. Th..
Oil & Gas
| Mon 11 May 2026
Munich, May 12 -- Saudi Arabian Oil has submitted a patent application for Das Depth Calibration with Multi-gauge Length Interrogation. This invention was developed by Kazei Vladimir, Titov Aleksei and Bakulin Andrey.
The patent application number is EP20240743949 20240621. The patent publication number is EP4735852 (A1). Inter..
Oil & Gas
| Mon 11 May 2026
Beijing, May 12 -- Entegris has submitted a patent application for Optical Particle Counter and Method. Manfred Matthias developed the invention.
The patent application number is CN20248037161 20240603. The patent publication number is CN121285730 (A). International Patent Classification code is G01N15/1434. Cooperative Patent ..
Oil & Gas
| Mon 11 May 2026
Munich, May 12 -- European Patent Office has received Chevron Phillips Chemical patent application for Methods for Preparing Metallocene Compounds. Lief Graham R, Yang Qing and Haschke Eric J developed the invention.
The patent application number is EP20240743961 20240624. The patent publication number is EP4735458 (A1). Intern..
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